详细英文注册信息如下：
Domain Name: jiutan.com.cn ROID: 20220225s10011s95550232-cn Domain Status: ok Registrant: 苏润发 Registrant Contact Email: 1727912412@qq.com Sponsoring Registrar: 广州云讯信息科技有限公司 Name Server: ns1.alidns.com Name Server: ns2.alidns.com Registration Time: 2022-02-25 04:01:40 Expiration Time: 2025-02-25 04:01:40 DNSSEC: unsigned